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Sulphur heptoxide is an anhydride ofA. `H_(2)S_(2)O_(8)`B. `H_(2)S_(2)O_(7)`C. `H_(2)SO_(4)`D. `H_(2)SO_(5)`. |
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Answer» Correct Answer - A `S_(2)O_(7) + H_(2)O rarr underset("Persulphuric acid")(H_(2)S_(2)O_(8))` |
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